Home / 19,206-26,511.57-12,922.02

Finding the Fourth Proportional to 19,206, 26,511.57 and 12,922.02

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Solution

The fourth proportional to 19,206, 26,511.57 and 12,922.02 is: 17,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206 : 26,511.57 = 12,922.02 : x
  2. Step 2: Convert to fraction form
    19,206/26,511.57 = 12,922.02/x
  3. Step 3: Cross multiply
    19,206x = 26,511.57 × 12,922.02
  4. Step 4: Simplify right side
    19,206x = 342,583,037.77
  5. Step 5: Solve for x
    x = 342,583,037.77/19,206
  6. Step 6: Final answer
    x = 17,837.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.